
#include <machine/asm.h>

#if defined(_KERNEL) || defined(_STANDALONE)
#define FUNC _C_LABEL(bswap16)
#else
#define FUNC _C_LABEL(__bswap16)
#endif

ENTRY(FUNC)
#ifdef _ARM_ARCH_6
	rev16		r0, r0
#elif !defined(__thumb__)
	and		r1, r0, #0xff
	mov		r0, r0, lsr #8
	orr		r0, r0, r1, lsl #8
#else
	movs		r2, #0xff
	movs		r1, r0
	ands		r1, r1, r2
	lsls		r1, r1, #8
	lsrs		r0, r0, #8
	ands		r0, r0, r2
	orrs		r0, r0, r1
#endif
	RET
END(FUNC)
#if BYTE_ORDER == LITTLE_ENDIAN
STRONG_ALIAS(_C_LABEL(ntohs), FUNC)
STRONG_ALIAS(_C_LABEL(htons), FUNC)
#endif
